There are 16 US Post Offices in Franklin County serving a total of 43,983 residents equating to 2,749 residents per post office. It's estimated that approximately 70,202 packages are handled across the 16 county post offices annually. Franklin County is a county located in the state of Vermont, in the United States. As of the 2010 census, the population was 47,746. Its county seat is the city of St. Albans. It borders the Canadian province of Quebec. The county was created in 1792 and organized in 1796. Franklin County is part of the Burlington metropolitan area."